Andrew Piziali, this bug report is being closed due to your last comment
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1223055/comments/55
regarding this is no longer an issue for you. For future reference you
can manage the status of your own bugs by clicking on the current status
in the
I do not believe that this bug is isolatable to zorg. I have seen this
bug at least weekly and I'm keeping my 12.04 system up-to-date. I can
sometimes get around the problem by killing off tasks, starting with
Chrome and Eclipse, that use a lot of threads, but that takes a lot of
patience. I'd
Andrew Piziali, is this still an issue for you?
** No longer affects: linux-kernel-64 (Ubuntu)
** Tags added: bios-outdated-1.19
** Changed in: xorg (Ubuntu)
Status: Confirmed = Incomplete
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No. I have not seen this failure during the last eight weeks where, as
mentioned earlier, I am no longer using the direct rendering function of
my video card.
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** Also affects: linux-kernel-64 (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1223055
Title:
System Hangs With Kernel Migration Processes
root@stealth:~# uname -a
Linux stealth 3.13.0-44-generic #73-Ubuntu SMP Tue Dec 16 00:22:43 UTC 2014
x86_64 x86_64 x86_64 GNU/Linux
The bug appears to be related directly to the number of processes. I
have 4 processors and 16GB of memory and normally only hit this problem
when I have greater
I have not seen this hang since I stopped using the direct rendering
(DRI) of the ATI Mobility Radeon X1400 in this ThinkPad T60. I switched
video drivers (now using the X.Org radeon driver) because the new
external monitor I am using (ViewSonic VG2439m) would glitch, loose sync
and scamble text)
Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: xorg (Ubuntu)
Status: New = Confirmed
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Title:
I am still having to kill the X server (kill -QUIT) ever other day or so
because the GUI hangs, while awaiting instructions on how to move this
bug report to the Xorg X server or the Radeon video device driver. Thank
you.
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I am still having to kill the X server (kill -QUIT) ever other day or so
because the GUI hangs, while awaiting instructions on how to move this
bug report to the Xorg X server or the Radeon video device driver. Thank
you.
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** Package changed: linux (Ubuntu) = xorg (Ubuntu)
** Changed in: xorg (Ubuntu)
Status: Incomplete = New
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https://bugs.launchpad.net/bugs/1223055
Title:
System Hangs With
I am still having to kill the X server (kill -QUIT) ever other day or so
because the GUI hangs, while awaiting instructions on how to move this
bug report to the Xorg X server or the Radeon video device driver. Thank
you.
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I am still having to kill the X server (kill -QUIT) ever other day or so
because the GUI hangs, while awaiting instructions on how to move this
bug report to the Xorg X server or the Radeon video device driver. Thank
you.
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I am still having to kill the X server (kill -QUIT) ever other day or so
because the GUI hangs, while awaiting instructions on how to move this
bug report to the Xorg X server or the Radeon video device driver. Thank
you.
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I am still having to kill the X server (kill -QUIT) ever other day or so
because the GUI hangs, while awaiting instructions on how to move this
bug report to the Xorg X server or the Radeon video device driver. Thank
you.
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I am still having to kill the X server (kill -QUIT) ever other day or so
because the GUI hangs, while awaiting instructions on how to move this
bug report to the Xorg X server or the Radeon video device driver. Thank
you.
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I am still having to kill the X server (kill -QUIT) ever other day or so
because the GUI hangs, while awaiting instructions on how to move this
bug report to the Xorg X server or the Radeon video device driver. Thank
you.
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I am still having to kill the X server (kill -QUIT) ever other day or so
because the GUI hangs, while awaiting instructions on how to move this
bug report to the Xorg X server or the Radeon video device driver. Thank
you.
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I am still having to kill the X server (kill -QUIT) ever other day or so
because the GUI hangs, while awaiting instructions on how to move this
bug report to the Xorg X server or the Radeon video device driver. Thank
you.
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I am still having to kill the X server (kill -QUIT) ever other day or so
because the GUI hangs, while awaiting instructions on how to move this
bug report to the Xorg X server or the Radeon video device driver. Thank
you.
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I am still having to kill the X server (kill -QUIT) ever other day or so
because the GUI hangs, while awaiting instructions on how to move this
bug report to the Xorg X server or the Radeon video device driver. Thank
you.
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This bug report ought to be transferred from Linux Package to either
the X server or the Radeon video driver. The X server still hangs in a
livelock-like fashion every three or four days, requiring a kill -QUIT
to kill the server.
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When the system hung this afternoon, I was able to recover control by
killing the X server with a QUIT signal (3). However, when I logged back
in from the display manager (LightDM), the color palette was messed up.
Logging out and back did not resolve the problem. I finally power cycled
the
I recovered from a system hang this morning with a kill -SIGQUIT X
process ID. The color palette is still fine.
How may I move this bug report to either Xorg or to the Radeon video
driver?
Thanks.
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When the system hung this afternoon, I was able to recover control by
killing the X server with a QUIT signal (3). However, when I logged back
in from the display manager (LightDM), the color palette was messed up.
Logging out and back did not resolve the problem. I finally power cycled
the
System hung again today but I was able to kill the X server (Xorg) with
signal 3 (QUIT) by ssh-ing in from another machine on the LAN, running
top(1) as root, and using the k command.
To recap the current status: running kernels 3.0.0 though the current
Ubuntu 12.10 kernel, 3.2.0-56-generic, an
Booted the current Ubuntu 12.10 kernel, 3.2.0-56-generic.
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Title:
System Hangs With Kernel Migration Processes Consuming 100% CPU
To manage
Running 3.2.0-55-generic, my system again hung this morning but the
evidence is increasingly pointing to either the X server (Xorg) or the
video device driver as the culprit.
As earlier, the keyboard became non-responsive (except the kernel magic
keys) and the mouse nearly non-responsive, the
Running kernel 3.0.0-0300-generic this morning, the system hung like
before: kworker/0 and kworker/1 processes each consuming about 15%, Xorg
35%. The Xorg process would not respond to signals 1, 15 or 9. I
resorted to the magic key sequence R-E-I-S-U-B to reboot, running the
current stock kernel,
Whoops! I just realized that you wanted me to also test the 3.0 final
kernel so I will boot that shortly.
Thanks.
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Title:
System Hangs With
The system hung running the 3.1 final kernel so I reverted back to
running the current stock Ubuntu kernel, 3.2.0-55-generic.
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Title:
System
Booted and running 3.0 final kernel. Will report success or failure
during the next two weeks.
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Title:
System Hangs With Kernel Migration
I have not received a reply from Benjamin Herrenschmidt so I opened
kernel upstream bug report 63801
(https://bugzilla.kernel.org/show_bug.cgi?id=63801).
** Bug watch added: Linux Kernel Bug Tracker #63801
http://bugzilla.kernel.org/show_bug.cgi?id=63801
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The 3.12 kernel hung this morning, as in earlier instances. These are a
few observations from a remote login (ssh) from another system on the
LAN:
* No process was consuming an inordinate amount of CPU, unlike previous
migration/0 and migration/1 processes
* No process or thread was doing any
To perform a bisect and identify the commit that introduced this, we
need to find the last good kernel and first bad kernel. We now know 3.2
final has the bug. Can you also test the 3.1 final kernel to see if it
has the bug:
http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.1-oneiric/
If it
This issue appears to be an upstream bug, since you tested the latest
upstream kernel. Would it be possible for you to open an upstream bug
report[0]? That will allow the upstream Developers to examine the issue,
and may provide a quicker resolution to the bug.
Please follow the instructions on
Joseph, I mailed Benjamin Herrenschmidt b...@kernel.crashing.org an
upstream bug report.
Regarding bisecting, I will run the 3.1 kernel for two weeks or until I
observe the same failure. Thanks.
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The 3.12-rc5 kernel is now the current mainline kernel. Can you see if this
kernel also exhibits the bug:
http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.12-rc5-saucy/
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Will do!
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https://bugs.launchpad.net/bugs/1223055
Title:
System Hangs With Kernel Migration Processes Consuming 100% CPU
To manage notifications about this bug go to:
Kernel 3.2.0-030200-generic appears to hang just as frequently as the
latest Ubuntu 12.10 kernel (3.2.0-54-generic). Hence, I suspect that, if
this is a kernel bug, it was introduced before 3.2.0-030200-generic.
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I had to reboot my system this morning for the same reason as described
in the bug description: System became non-responsive as though the CPU
was running at 100% or it was fielding thousands of interrupts. I am
currently running the 3.2.0-54 kernel.
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It would be good to know if this is a regression. If it is, we could
bisect to identify the commit that introduced this.
Can you test the 3.2 final kernel to see if it exhibits this bug:
http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.2-precise/
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Will do. I will report results within two weeks, by October 14, 2013.
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Title:
System Hangs With Kernel Migration Processes Consuming 100% CPU
Joseph, I am now running the 3.2.0-54 kernel that was pushed out today:
$ uname -a
Linux elijah 3.2.0-54-generic #82-Ubuntu SMP Tue Sep 10 20:09:12 UTC 2013 i686
i686 i386 GNU/Linux
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I booted the 3.12rc kernel but discovered that All Settings - Sound no
longer recognizes my two attached USB headsets. It only reports the
motherboard sound card (Thinkpad T60). These are the /var/log/syslog
messages from attaching one of the headsets:
==
Sep 26 15:41:32
I am following up on my 9/18/13 and 9/22/13 question. It is safe to run
the 3.12rc kernel even though the installation reported many missing
firmware warnings? The first few warnings from the installation log I
posted above are:
W: Possible missing firmware /lib/firmware/radeon/CYPRESS_smc.bin
Joseph, I'd like to test the 3.12 kernel but need an answer to my
question about the missing Radeon firmware messages (see 9/18/13 note
above). Thanks!
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What about the Radeon module missing firmware messages?
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Title:
System Hangs With Kernel Migration Processes Consuming 100% CPU
To manage
You shouldn't have to install the linux-headers package, just the linux-
image package.
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Title:
System Hangs With Kernel Migration Processes
** Attachment added: Linux kernel 3.12 rc1 installation log.
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1223055/+attachment/3827945/+files/Linux%20Kernel%203.12%20Install%20Log
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Joseph, I installed the three 3.12-rc1 kernel packages:
linux-headers-3.12.0-031200rc1_3.12.0-031200rc1.201309161735_all.deb
linux-image-3.12.0-031200rc1-generic_3.12.0-031200rc1.201309161735_i386.deb
linux-headers-3.12.0-031200rc1-generic_3.12.0-031200rc1.201309161735_i386.deb
but the
The 3.12-rc1 kernel was just released. Can you also test this kernel to see if
it also exhibits the bug:
http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.12-rc1-saucy/
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Joseph, I am a bit leery of running an RC kernel. Any chance of
filesytsem corruption?
Thanks.
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Title:
System Hangs With Kernel Migration
Today (September 15 ,2013, 1830 CDT) this Ubuntu 12.10 system running
the 3.11 kernel hung as described above. Adding tag kernel-bug-exists-
upstream.
** Tags added: kernel-bug-exists-upstream
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Did this issue start happening after an update/upgrade? Was there a
kernel version where you were not having this particular problem? This
will help determine if the problem you are seeing is the result of the
introduction of a regression, and when this regression was introduced.
If this is a
Would it be possible for you to test the latest upstream kernel? Refer
to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest
v3.11 kernel[0].
If this bug is fixed in the mainline kernel, please add the following
tag 'kernel-fixed-upstream'.
If the mainline kernel does not fix
Joseph, to answer your question regarding when the issue appeared, it
has been something I have tolerated for a long time ( 6 mo) so it
probably appeared after an Ubuntu update, but I cannot pinpoint which
one.
Regarding testing the latest upstream kernel, yes, I believe I can test
v3.11 but
Okay, I am running v3.11 so I'll report any subsequent hangs between now
and September 23, 2013.
$ uname -a
Linux elijah 3.11.0-031100-generic #201309021735 SMP Mon Sep 2 21:44:40
UTC 2013 i686 i686 i386 GNU/Linux
$
Thanks.
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